The ISO-DRAIN (double) dimpled sheet portfolio includes personalizable features to choose from such as "vertical or horizontal" dimple patterns, "mesh or foam" surface lamination as well as "geotextile, perforation and/or slip film" versions. Or: none of the above – i.e. completely smooth! Pick the combination which is best for your specific application and individual requirements.

Modern architecture is on the verge of a revolution, breaking through barriers and crossing ecological frontiers in many sectors. The use of plant life in and on buildings enhances both sustainability and energy efficiency, major benefits in these times of climate change and natural resource shortages. Examples of green architecture are found today in spectacular roof gardens all over the world. Green buildings crowned by trees, flowers, lawns and climbing plants create completely new urban landscapes.

ISO-DRAIN nature 25 P drainage and water reservoir sheet, with its exceptionally high water storage capacity of 8 l/m², is used to build extensive green roofs suited for the most demanding dry climates.

Flat green roofs: drainage sheet in horizontal green roofs and roof gardens must provide outstanding compressive strength, reliable water storage and dependable filtering action. ISO-DRAIN nature 20 PG meets all of these requirements.

ISO-DRAIN nature 10 M is a capillary-passive drainage sheet which is ideally suited for use beneath flat roof surfacing with a pervious screed (single-size aggregate) base.

ISO-DRAIN nature 10 GF is a drainage sheet specially engineered to provide footfall sound insulation under walk-on roofs. It incorporates a laminated foam layer on its lower surface which provides insulation and also protects the roofing membrane below against physical impact.